Clinical Significance
The peritoneal cavity is a common injection site, used in intraperitoneal injection.
An increase in the capillary pressure in the abdominal viscera can cause fluid to leave the interstital space and enter the peritoneal cavity, a condition called ascites.
In cases where cerebrospinal fluid builds up, such as in hydrocephalus, the fluid is commonly diverted to the peritoneal cavity by use of a shunt placed by surgery.
Body fluid sampling from the peritoneal cavity is called peritoneocentesis.
Read more about this topic: Peritoneal Cavity
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“Of what significance the light of day, if it is not the reflection of an inward dawn?—to what purpose is the veil of night withdrawn, if the morning reveals nothing to the soul? It is merely garish and glaring.”
—Henry David Thoreau (1817–1862)